Deep reinforcement learning for provisioning virtualized network function in inter-datacenter elastic optical networks

M Zhu, Q Chen, J Gu, P Gu - IEEE Transactions on Network and …, 2022 - ieeexplore.ieee.org
In today's datacenters (DCs), IT resources virtualization is leveraged to realize Network
Function Virtualization (NFV) over general-purpose servers. Meanwhile, most of the service …

Time and spectrum fragmentation-aware virtual optical network embedding in elastic optical networks

R Zhu, S Li, P Wang, J Yuan - Optical Fiber Technology, 2020 - Elsevier
Based on the concept of infrastructure as a service, optical network virtualization can
improve the efficiency of network infrastructure by sharing the physical substrate network …

Balanced resource allocation for VNF service chain provisioning in inter-datacenter elastic optical networks

A Khatiri, G Mirjalily, ZQ Luo - Computer Networks, 2022 - Elsevier
Abstract Network Function Virtualization (NFV) is a novel technology that enables flexible
and cost-effective network services by replacing the hardware-based middleboxes with …

A Two-Stage GCN-Based Deep Reinforcement Learning Framework for SFC Embedding in Multi-Datacenter Networks

D Xiao, JA Zhang, X Liu, Y Qu, W Ni… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Network Function Virtualization (NFV), which decouples network functions from hardware
and transforms them into Virtual Network Functions (VNFs), is a crucial technology for data …

A cost-efficient, load-balanced and fragmentation-aware approach for deployment of VNF service chains in Elastic Optical Networks

A Khatiri, G Mirjalily - Computer Communications, 2022 - Elsevier
Abstract By emerging Network Function Virtualization (NFV), service providers use VNFs
(Virtual Network Functions) and VNF service chain (VNF-SC) as an agile, scalable, and cost …

Distributed model training based on data parallelism in edge computing-enabled elastic optical networks

Y Li, Z Zeng, J Li, B Yan, Y Zhao… - IEEE communications …, 2020 - ieeexplore.ieee.org
The emergence of edge computing provides an effective solution to execute distributed
model training (DMT). The deployment of training data among edge nodes affects the …

Resource orchestration strategies with retrials for latency-sensitive network slicing over distributed telco clouds

M Gharbaoui, B Martini, G Cecchetti, P Castoldi - IEEE Access, 2021 - ieeexplore.ieee.org
The new radio technologies (ie 5G and beyond) will allow a new generation of innovative
services operated by vertical industries (eg robotic cloud, autonomous vehicles, etc.) with …

Resource balanced service chaining in NFV-enabled inter-datacenter elastic optical networks

A Khatiri, G Mirjalily - 2020 12th International Conference on …, 2020 - ieeexplore.ieee.org
Recently, Network Function Virtualization (NFV) as a promising technology has attracted
great interest of the academia as well as industry. Most of the service providers are planning …

Virtual cloud environment and data center for online ideological and political guiding in universities

J Xu - 2020 Fourth International Conference on Computing …, 2020 - ieeexplore.ieee.org
Virtual cloud environment and data center for providing online ideological and political
guidance for universities is designed and analyzed in this research. Various research …

[PDF][PDF] Multi-objective Optimization Model and Improved Genetic Algorithm based on MOEA/D for VNF-SC Deployment.

N Li, L Wang, L Lin, H Xuan - IAENG International Journal of Computer …, 2023 - iaeng.org
Network Function Virtualization (NFV) can provide the resource according to the request and
can improve the flexibility of the network. It has become the key technology of next …